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openzeppelin-contracts/contracts/token/ERC20/ERC20.sol
artiebits 5daaf60d11 Make contracts 4.24 compatible (#951)
* Make contracts 4.24 compatible
2018-06-13 11:34:32 -07:00

24 lines
530 B
Solidity

pragma solidity ^0.4.24;
import "./ERC20Basic.sol";
/**
* @title ERC20 interface
* @dev see https://github.com/ethereum/EIPs/issues/20
*/
contract ERC20 is ERC20Basic {
function allowance(address owner, address spender)
public view returns (uint256);
function transferFrom(address from, address to, uint256 value)
public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}